20799744

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 65342592

約数和(自身を除く): 44542848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 73, 84, 96, 106, 112, 128, 146, 159, 168, 192, 212, 219, 224, 256, 292, 318, 336, 371, 384, 424, 438, 448, 511, 584, 636, 672, 742, 768, 848, 876, 896, 1022, 1113, 1168, 1272, 1344, 1484, 1533, 1696, 1752, 1792, 2044, 2226, 2336, 2544, 2688, 2968, 3066, 3392, 3504, 3869, 4088, 4452, 4672, 5088, 5376, 5936, 6132, 6784, 7008, 7738, 8176, 8904, 9344, 10176, 11607, 11872, 12264, 13568, 14016, 15476, 16352, 17808, 18688, 20352, 23214, 23744, 24528, 27083, 28032, 30952, 32704, 35616, 40704, 46428, 47488, 49056, 54166, 56064, 61904, 65408, 71232, 81249, 92856, 94976, 98112, 108332, 123808, 130816, 142464, 162498, 185712, 196224, 216664, 247616, 284928, 324996, 371424, 392448, 433328, 495232, 649992, 742848, 866656, 990464, 1299984, 1485696, 1733312, 2599968, 2971392, 3466624, 5199936, 6933248, 10399872, 20799744]

約数ペア:

[(1, 20799744), (2, 10399872), (3, 6933248), (4, 5199936), (6, 3466624), (7, 2971392), (8, 2599968), (12, 1733312), (14, 1485696), (16, 1299984), (21, 990464), (24, 866656), (28, 742848), (32, 649992), (42, 495232), (48, 433328), (53, 392448), (56, 371424), (64, 324996), (73, 284928), (84, 247616), (96, 216664), (106, 196224), (112, 185712), (128, 162498), (146, 142464), (159, 130816), (168, 123808), (192, 108332), (212, 98112), (219, 94976), (224, 92856), (256, 81249), (292, 71232), (318, 65408), (336, 61904), (371, 56064), (384, 54166), (424, 49056), (438, 47488), (448, 46428), (511, 40704), (584, 35616), (636, 32704), (672, 30952), (742, 28032), (768, 27083), (848, 24528), (876, 23744), (896, 23214), (1022, 20352), (1113, 18688), (1168, 17808), (1272, 16352), (1344, 15476), (1484, 14016), (1533, 13568), (1696, 12264), (1752, 11872), (1792, 11607), (2044, 10176), (2226, 9344), (2336, 8904), (2544, 8176), (2688, 7738), (2968, 7008), (3066, 6784), (3392, 6132), (3504, 5936), (3869, 5376), (4088, 5088), (4452, 4672)]